PCE Instruments PCE-428 Sound Level Meter Data Logger

Overview

The PCE-428 is a Class 2 sound level meter engineered for environmental noise and workplace compliance monitoring. It meets stringent international standards including IEC 60651:1979, IEC 60804:2000, IEC 61672-1:2013, ANSI S1.4-1983, and ANSI S1.43-1997. The meter features a large illuminated LCD display that shows sound pressure level readings both numerically and graphically in real-time, with advanced octave band filtering for precise frequency analysis.

Key Features

• Accuracy Class 2 sound level meter with international certification
• Measurement range 25–136 dB(A)
• Frequency response 20 Hz – 12.5 kHz
• Multiple frequency weightings: A, B, C, and Z
• Time weightings: Fast, Slow, and Impulse
• 1/1 octave band filtering standard (1/3 octave band upgrade available)
• Real-time numerical and graphical LCD display with illumination
• Data logging to micro SD card with adjustable recording intervals from 1 second to 24 hours
• USB interface for direct PC connection and data transfer
• Adjustable alarm threshold settings
• Portable and rugged design suitable for field use

Applications

• Environmental noise monitoring and regulatory compliance verification
• Workplace noise level assessment and hearing protection program management
• Occupational health and safety inspections
• Acoustic testing of HVAC systems, machinery, and industrial equipment
• Community noise surveys and impact assessments

Included Accessories

• Microphone
• Wind noise suppressor (foam ball)
• USB cable
• Power supply
• Micro SD card reader compatible PC software (free download)
• Carrying case